The Trusted Pre-Applied Waterproofing System for Critical Substructure Protection
For over 30 years, GCP’s PREPRUFE® waterproofing system has set the standard in below-ground waterproofing. Built with Advanced Bond™ Technology, it fully adheres to concrete to prevent water ingress—even in severe conditions. Unlike conventional systems, PREPRUFE® resists lateral water migration, settlement damage, and hazardous contaminants.
With over 80 million square meters installed worldwide, PREPRUFE® simplifies application while ensuring high-performance durability. Trust GCP to protect your most complex structures.
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